Analysis
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max time kernel
121s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-11-2024 19:42
Static task
static1
Behavioral task
behavioral1
Sample
6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe
Resource
win10v2004-20241007-en
General
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Target
6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe
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Size
861KB
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MD5
5bb7732a7e51e72677937a5c66e73794
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SHA1
8dbe997d772b107c6cfd1e1abd9f64128d65b2f7
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SHA256
6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2
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SHA512
bb9eb8a6f9fb0416c2f632d3fd773bc57b8f10df87e1b570afa67b77f5b8e63794186394f307e9365c2df24efbcfa31c033c35f56dc075f18779c7c8787b48e4
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SSDEEP
24576:d1k1FidMNmlUabitlah20TmL5PGe3lQOno+QHPx5/OMZ:d1k1FiUmlUaygh2O6PGe1/zQv
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.lisotel.com - Port:
587 - Username:
[email protected] - Password:
Lisotel.2022_! - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2712 powershell.exe 2768 powershell.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2112 set thread context of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2892 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 2648 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 2768 powershell.exe 2712 powershell.exe 2648 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Token: SeDebugPrivilege 2648 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 2712 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2712 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 31 PID 2112 wrote to memory of 2712 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 31 PID 2112 wrote to memory of 2712 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 31 PID 2112 wrote to memory of 2712 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 31 PID 2112 wrote to memory of 2768 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 33 PID 2112 wrote to memory of 2768 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 33 PID 2112 wrote to memory of 2768 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 33 PID 2112 wrote to memory of 2768 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 33 PID 2112 wrote to memory of 2892 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 34 PID 2112 wrote to memory of 2892 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 34 PID 2112 wrote to memory of 2892 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 34 PID 2112 wrote to memory of 2892 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 34 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 PID 2112 wrote to memory of 2648 2112 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe 37 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe"C:\Users\Admin\AppData\Local\Temp\6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\npFBVXl.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2768
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\npFBVXl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFF07.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2892
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C:\Users\Admin\AppData\Local\Temp\6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe"C:\Users\Admin\AppData\Local\Temp\6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2648
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD557f1a88879bcb400f69699e84f284dd5
SHA1b3a0c8f2a96af85c111b37d282a19a33ff50b5e3
SHA256454474726d9617e648725806c9e87fe574f165d403e24b1e30aaad317ba38c78
SHA512a5ec069275665509704d15d7fe93129b9903b6668768b932d4224f11616a8530e5813a4d174157686fd1fe8b4ac0429d5d9105e78a3d66398bfe1ed862294053
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\FHYY5UWDBWOB86WDJ9AI.temp
Filesize7KB
MD561574ee0981bcc489bcc13cecc805f7e
SHA10395db7ca3d4343df1e812738653da82dc36968c
SHA256e55d63cb6ff6f42e3084d91b22f28d87ad071d6d7788f8cb553785245ac3bdc0
SHA51288903b06c536ab1d6a2581ad3f03dfe24a0bf5fd27637914594a36c63eb8ddcd2c043a0f5e7fc54f3c4d7bd5ca803aaa9305240bbd97931e28c0669453421781